61317380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{98899}}^1$

素因数の和:98939

約数の個数: 24

約数和(自身を含む): 132921600

約数和(自身を除く): 71604220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 98899, 197798, 395596, 494495, 988990, 1977980, 3065869, 6131738, 12263476, 15329345, 30658690, 61317380]

約数ペア:

[(1, 61317380), (2, 30658690), (4, 15329345), (5, 12263476), (10, 6131738), (20, 3065869), (31, 1977980), (62, 988990), (124, 494495), (155, 395596), (310, 197798), (620, 98899)]